HBASE-18467 addendum parallel steps must account for SCM and marshalling results
HBASE-18467 addendum parallel steps must account for SCM and marshalling results

* do a scm checkout on the stages that need access to source.
* ensure our install job runs on the ubuntu label
* copy jira comments to main workspace
* simplify the jira comment

Signed-off-by: Michael Stack <b26dc72d261a92c1cfd1e643717e450a84cf2122@apache.org>

Eshcar/hbase,mahak/hbase,apurtell/hbase,apurtell/hbase,ChinmaySKulkarni/hbase,ChinmaySKulkarni/hbase,Apache9/hbase,ChinmaySKulkarni/hbase,ndimiduk/hbase,ultratendency/hbase,francisliu/hbase,Apache9/hbase,bijugs/hbase,mahak/hbase,Eshcar/hbase,bijugs/hbase,ndimiduk/hbase,apurtell/hbase,Eshcar/hbase,ndimiduk/hbase,francisliu/hbase,francisliu/hbase,Eshcar/hbase,Apache9/hbase,Eshcar/hbase,Apache9/hbase,Apache9/hbase,apurtell/hbase,ultratendency/hbase,mahak/hbase,Apache9/hbase,francisliu/hbase,francisliu/hbase,ChinmaySKulkarni/hbase,ChinmaySKulkarni/hbase,mahak/hbase,Apache9/hbase,ultratendency/hbase,ndimiduk/hbase,ndimiduk/hbase,apurtell/hbase,ChinmaySKulkarni/hbase,Eshcar/hbase,francisliu/hbase,ultratendency/hbase,ultratendency/hbase,bijugs/hbase,ChinmaySKulkarni/hbase,apurtell/hbase,francisliu/hbase,apurtell/hbase,Eshcar/hbase,mahak/hbase,ultratendency/hbase,ndimiduk/hbase,ultratendency/hbase,ChinmaySKulkarni/hbase,mahak/hbase,bijugs/hbase,apurtell/hbase,Apache9/hbase,Eshcar/hbase,mahak/hbase,apurtell/hbase,bijugs/hbase,mahak/hbase,mahak/hbase,bijugs/hbase,ndimiduk/hbase,ndimiduk/hbase,bijugs/hbase,mahak/hbase,ultratendency/hbase,Apache9/hbase,francisliu/hbase,bijugs/hbase,francisliu/hbase,ndimiduk/hbase,Eshcar/hbase,francisliu/hbase,ChinmaySKulkarni/hbase,ndimiduk/hbase,ChinmaySKulkarni/hbase,Eshcar/hbase,Apache9/hbase,ultratendency/hbase,apurtell/hbase,bijugs/hbase,ultratendency/hbase,bijugs/hbase